December in Kuybyshevskiy Zaton is the snowiest and the windiest month of the year. In December, the weather in Kuybyshevskiy Zaton is typically freezing. Average daily high temperature in December is about 6 degrees below zero. On average, Kuybyshevskiy Zaton has 17 snowy, 13 cloudy, and 1 sunny day in December. The snowfalls are usually moderate.